sparql

Class TwoWayBinding

java.lang.Object

sparql.TwoWayBinding

Type Parameters:

K -

V -

public class TwoWayBinding
extends Object

In its current state this class only hides the copying that should be avoided by a view

Author:

raven

Constructor Summary

Constructors

Constructor and Description
TwoWayBinding()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	add(com.hp.hpl.jena.graph.Node a, com.hp.hpl.jena.graph.Node b) Returns false if the entry could not be added due to not being compatible with the remaining mappings.
void	addAll(TwoWayBinding other)
void	clear()
TwoWayBinding	copySubstitute(Map<? extends com.hp.hpl.jena.graph.Node,com.hp.hpl.jena.graph.Node> map) Copies the map.
Map<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.graph.Node>	getConstantMap()
EquiMap<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.graph.Node>	getEquiMap()
Set<com.hp.hpl.jena.sparql.core.Var>	getQueryVariables()
org.aksw.commons.collections.multimaps.ISetMultimap<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.sparql.core.Var>	getVariableMap()
static TwoWayBinding	getVarMappingTwoWay(com.hp.hpl.jena.sparql.core.Quad a, com.hp.hpl.jena.sparql.core.Quad b)
Set<com.hp.hpl.jena.sparql.core.Var>	getViewVariables()
Set<com.hp.hpl.jena.sparql.core.Var>	getViewVariablesForQueryVariable(com.hp.hpl.jena.sparql.core.Var queryVar)
boolean	isCompatible(TwoWayBinding other)
Set<com.hp.hpl.jena.sparql.core.Var>	keySet() Returns union of the keySets of equiMap.getEquivalences and equiMap.getKeyToValue
boolean	makeEqual(com.hp.hpl.jena.sparql.core.Var a, com.hp.hpl.jena.sparql.core.Var b)
boolean	put(com.hp.hpl.jena.sparql.core.Var a, com.hp.hpl.jena.graph.Node b)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

TwoWayBinding

public TwoWayBinding()

Method Detail

keySet

public Set<com.hp.hpl.jena.sparql.core.Var> keySet()

Returns union of the keySets of equiMap.getEquivalences and equiMap.getKeyToValue

Returns:

copySubstitute

public TwoWayBinding copySubstitute(Map<? extends com.hp.hpl.jena.graph.Node,com.hp.hpl.jena.graph.Node> map)

Copies the map. Leave null for a deep copy

Parameters:

map -

Returns:

clear

public void clear()

getEquiMap

public EquiMap<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.graph.Node> getEquiMap()

put

public boolean put(com.hp.hpl.jena.sparql.core.Var a,
          com.hp.hpl.jena.graph.Node b)

makeEqual

public boolean makeEqual(com.hp.hpl.jena.sparql.core.Var a,
                com.hp.hpl.jena.sparql.core.Var b)

add

public boolean add(com.hp.hpl.jena.graph.Node a,
          com.hp.hpl.jena.graph.Node b)

Returns false if the entry could not be added due to not being compatible with the remaining mappings.

Parameters:

entry -

Returns:

addAll

public void addAll(TwoWayBinding other)

toString

public String toString()

Overrides:

toString in class Object

isCompatible

public boolean isCompatible(TwoWayBinding other)

getVarMappingTwoWay

public static TwoWayBinding getVarMappingTwoWay(com.hp.hpl.jena.sparql.core.Quad a,
                                com.hp.hpl.jena.sparql.core.Quad b)

getQueryVariables

public Set<com.hp.hpl.jena.sparql.core.Var> getQueryVariables()

getVariableMap

public org.aksw.commons.collections.multimaps.ISetMultimap<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.sparql.core.Var> getVariableMap()

Returns:

The multimap that maps query variables to the corresponding set of view variables

getConstantMap

public Map<com.hp.hpl.jena.sparql.core.Var,com.hp.hpl.jena.graph.Node> getConstantMap()

Returns:

The map that maps query variables to an optionally associated constant

getViewVariablesForQueryVariable

public Set<com.hp.hpl.jena.sparql.core.Var> getViewVariablesForQueryVariable(com.hp.hpl.jena.sparql.core.Var queryVar)

getViewVariables

public Set<com.hp.hpl.jena.sparql.core.Var> getViewVariables()